2015年09月29 - get an emptyset, whenever I use the same exact line of code using "manage.py shell" it returns the expected queryset.
每当我在“views.py”中使用此属性过滤事物时,我得到一个空集
2012年02月13 - '}) # where my_model has a name already set
then:
然后:
form.is_valid() # evaluates to true
form.save() # overwrites the name field in my_model and makes
2015年08月20 - I have the following models where B has a many-to-one relationship with A:
我有以下模型,其中B与A具有多对一关系:
class A(model.Model):
name = models.IntegerField
2014年10月02 - I'm getting KeyError at / u'request' when trying to set up django endless-pagination in py project
当我试图在py项目中设置django endless-pagination时,我在/ u
2013年10月09 - ModelChoiceField以我想要的方式工作,除了首先出现的empty_value选项而不是last。
Is there a way to set it to show up last? Perhaps by reversing all of the choices before they're displayed
2009年05月01 - to write a "non-empty portfolio" manager for Portfolio, so that I can do:
我想为Portfolio编写一个“非空投资组合”经理,这样我就能做到:
queryset = Portfolio.nonempty.all()
I've